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求助,接入键盘后毫无反映 #13

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doylecnn opened this issue Sep 18, 2022 · 1 comment
Open

求助,接入键盘后毫无反映 #13

doylecnn opened this issue Sep 18, 2022 · 1 comment

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@doylecnn
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你好,我买到的usb host shield 是这样的
image

然后根据客服提示,焊上了下面这些点: 64efbbf4cd9f43708e241ea4b7ace4ec

之后运行 usb host shield 中的 board_qc.ino 测试成功;通过其中的usb_desc.ino 也可以认出手机,u盘等设备,但认不出键盘和鼠标。

然后注意到键盘上有个 输入电源 5v,100mA。想请问是不是usb host shield 上要换其它焊点?

@chrisniael
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我买的 USB Host Shield 是这个样子的,没有做焊接操作,这个问题可能解答不了。

image

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